3 papers
math.RT2023
From Morphism Categories to Functor Categories
Rasool Hafezi, Hossein Eshraghi
For a nice-enough category , we construct both the morphism category of and the category ${\rm mod}\mbox{-}\mathcal{C}$ of all fin…
math.RT2021
Determination of some almost split sequences in morphism categories
Rasool Hafezi, Hossein Eshraghi
Almost split sequences lie in the heart of Auslander-Reiten theory. This paper deals with the structure of almost split sequences with certain ending terms in the morphism category…
math.RT2014
Gorenstein Projective Modules Over Triangular Matrix Rings
Hossein Eshraghi, Rasool Hafezi, Shokrollah Salarian +1
We study totally acyclic complexes of projective modules over triangular matrix rings and then use it to classify Gorenstein projective modules over such rings. We also use this cl…